Shiranai Koto Shiritai no? 1

When the protagonist steps in to run his grandfather’s model shop, he encounters Risa, a voluptuous enthusiast with a passion for plastic models. Their shared interest sparks a flirtatious camaraderie, soon escalating into heated desire. Amidst the shelves of unassembled kits, their connection deepens as Risa teases him into submission, their bodies entwined in eager exploration—each touch melting away inhibitions until only raw, urgent lust remains.